Finding the Fourth Proportional to 7,639,162.01, 11,458,576.56 and 3,593,407.33
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Solution
The fourth proportional to 7,639,162.01, 11,458,576.56 and 3,593,407.33 is: 5,390,032.70
Step by Step Solution
- Step 1: Write the proportion equation
7,639,162.01 : 11,458,576.56 = 3,593,407.33 : x - Step 2: Convert to fraction form
7,639,162.01/11,458,576.56 = 3,593,407.33/x - Step 3: Cross multiply
7,639,162.01x = 11,458,576.56 × 3,593,407.33 - Step 4: Simplify right side
7,639,162.01x = 41,175,333,002,070.19 - Step 5: Solve for x
x = 41,175,333,002,070.19/7,639,162.01 - Step 6: Final answer
x = 5,390,032.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.